OF NEW ZEALAND. 55 



near the middle ; epistome salient ; keel small, occupying only the 

 upper part of the face. Front broad, a little narrowed above ; lateral 

 bristles small, in two rows which descend and curve round to the 

 base of the third joint of the antennae ; two rather stronger bristles 

 near the border of the eyes. Antennae approximated, hidden ; the 

 first joint short ; the second rather longer ; third one and a half times 

 as long as the second, rounded at the end ; style naked. Eyes naked. 

 Thorax short : scutellum broad. Abdomen rounded. Legs medium. 

 The second, third, and fourth joints of the anterior tarsi dilated in the 

 female. Wings narrow; first posterior cell reaching the exterior 

 border before the tip of the wing; discoidal vein straight from the 

 elbow; first cross vein oblique; the second situated at three-fourths 

 of the distance from the first to the elbow. 



M. siNUATA. Donovan. Macquart, I.e., Supp. 1, p. 186, pi. 16, /. 6. 



Black. Palpi, face, front, and antennae yellow-orange; frontal 

 band sometimes black. Thorax with four anterior patches of white 

 down; sides with white down and yellow hairs. Scutellum brownish- 

 yellow. Third and fourth segments of the abdomen with a whitish 

 patch in the shape of a white vase ; no bristles on the posterior 

 margin of the second segment; those of the fourth and fifth in- 

 terrupted by a whitish patch; belly whitish, with black transverse 

 patches, and lateral patches contiguous to the black of the back. 

 Legs fulvous ; the four last joints of the tarsi brown ; the anteriors 

 dilated transversely. Scales yellowish- white. Wings with the an- 

 terior half orange, the posterior half brown. 



Tasmania (Macquart) ; New Zealand {'' Reise dcr ' Novara ' ") . 



Genus-AMENIA. 



Rob. Desvoidy. 

 Body broad. Head thick. Palpi a little swollen. Face project- 

 ing, terminating in a point (profile view) bordered with bristles at its 

 base; a plane keel a little excavated longitudinally. Cheeks descending 

 a little, almost naked. Front convex, a little narrowed in the male, 

 bordered by small bristles. Antennae separated by the base of the 

 keel, only half the length of the face ; the two first joints short ; the 

 third four times as long as the second, its sides straight ; rounded at 

 the end. Style plumose. Eyes separated in the male. Thorax as 

 broad as the head, with short hairs. Scutellum broad. Abdomen 

 as broad as the thorax, short ; two small bristles on the posterior 

 margin of the second segment. Legs normal. Exterior margin of 

 the wings arched ; discoidal vein straight from the elbow. 



